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When KMnO4 reacts with KBr inalkaline medium gives bromate ion , then oxidation state of Mn changes from +7 to - a)+6 b) +4 c) +3 d) +2

Answer» When KMnO4 reacts with KBr inalkaline medium gives bromate ion , then oxidation state of Mn changes from +7 to - a)+6 b) +4 c) +3 d) +2


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